Videos From Our YouTube Channel


How to Install an Airtight Hatch Cover


Welcome to episode 65 of the On the Job Series! In this segment, Tanner Janesky from Dr. Energy Saver makes his video debut by walking us through the 8 steps necessary to successfully install an airtight David Lewis attic hatch cover. As di...
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The Stack Effect


If you've been watching videos or reading articles about home energy efficiency, you most likely heard or saw the term "stack effect" used several times. Building scientists are always very concerned with the stack effect and how it impacts en...
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Sealing Doors and Windows To Stop Drafts


In the 58th episode of On the Job, Larry Janesky, owner and founder of Dr. Energy Saver helps us understand the importance of sealing the “shim space” around door and windows in order to eliminate drafts that make our homes uncomfortable and o...
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Air Sealing and Insulating Can Lights


Can lights (or recessed lights) became so popular in recent years that many new homes these days are built with them, so they are already installed when the homeowners move in. Compared to other common overhead features, can lights are easi...
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Removing a Chimney


In this home, Dr. Energy Saver replaced the old oil furnace with an energy-efficient propane heat pump. The heat pump is so efficient at extracting all the heat out of the combustion gases and distributing heated air throughout the house, that...
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Sealing and Insulation in New Construction


Larry Janesky from Dr. Energy Saver walks us through the process of air sealing and insulating two newly constructed condominium units. In new construction, you have many choices of insulation material to chose from: spray foam, rigid foam ...
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